const { initQQ } = require('../../lib/third-party/index');
const { ERROR } = require('../../common/error');
const { preUnifiedLogin, postUnifiedLogin } = require('../../lib/utils/unified-login');
const { LOG_TYPE } = require('../../common/constants');
const { getQQPlatform, generateQQCache, saveQQUserKey } = require('../../lib/utils/qq');
const url = require('url');

/**
 * QQ登录
 * @tutorial https://uniapp.dcloud.net.cn/uniCloud/uni-id-pages.html#login-by-qq
 * @param {Object} params
 * @param {String} params.code                  QQ小程序登录返回的code参数
 * @param {String} params.accessToken           App端QQ登录返回的accessToken参数
 * @param {String} params.accessTokenExpired    accessToken过期时间，由App端QQ登录返回的expires_in参数计算而来，单位：毫秒
 * @param {String} params.inviteCode            邀请码
 * @returns
 */
module.exports = async function (params = {}) {
    const schema = {
        code: {
            type: 'string',
            required: false,
        },
        accessToken: {
            type: 'string',
            required: false,
        },
        accessTokenExpired: {
            type: 'number',
            required: false,
        },
        inviteCode: {
            type: 'string',
            required: false,
        },
    };
    this.middleware.validate(params, schema);
    const { code, accessToken, accessTokenExpired, inviteCode } = params;
    const { appId } = this.getUniversalClientInfo();
    const qqApi = initQQ.call(this);
    const qqPlatform = getQQPlatform.call(this);
    let apiName;
    switch (qqPlatform) {
        case 'mp':
            apiName = 'code2Session';
            break;
        case 'app':
            apiName = 'getOpenidByToken';
            break;
        default:
            throw new Error('Unsupported qq platform');
    }
    let getQQAccountResult;
    try {
        getQQAccountResult = await qqApi[apiName]({
            code,
            accessToken,
        });
    } catch (error) {
        console.error(error);
        await this.middleware.uniIdLog({
            success: false,
            type: LOG_TYPE.LOGIN,
        });
        throw {
            errCode: ERROR.GET_THIRD_PARTY_ACCOUNT_FAILED,
        };
    }

    const {
        openid,
        unionid,
        // 保存下面的字段
        sessionKey, // QQ小程序用户sessionKey
    } = getQQAccountResult;

    const { type, user } = await preUnifiedLogin.call(this, {
        user: {
            qq_openid: {
                [qqPlatform]: openid,
            },
            qq_unionid: unionid,
        },
    });
    const extraData = {
        qq_openid: {
            [`${qqPlatform}_${appId}`]: openid,
        },
    };
    if (type === 'register' && qqPlatform !== 'mp') {
        const { nickname, avatar } = await qqApi.getUserInfo({
            accessToken,
            openid,
        });

        const extName = url.parse(avatar).pathname.split('.').pop();
        const cloudPath = `user/avatar/${openid.slice(-8) + Date.now()}-avatar.${extName}`;
        const getAvatarRes = await uniCloud.httpclient.request(avatar);
        if (getAvatarRes.status >= 400) {
            throw {
                errCode: ERROR.GET_THIRD_PARTY_USER_INFO_FAILED,
            };
        }
        const { fileID } = await uniCloud.uploadFile({
            cloudPath,
            fileContent: getAvatarRes.data,
        });
        extraData.nickname = nickname;
        extraData.avatar_file = {
            name: cloudPath,
            extname: extName,
            url: fileID,
        };
    }
    await saveQQUserKey.call(this, {
        openid,
        sessionKey,
        accessToken,
        accessTokenExpired,
    });
    return postUnifiedLogin.call(this, {
        user,
        extraData: {
            ...extraData,
            ...generateQQCache.call(this, {
                openid,
                sessionKey, // QQ小程序用户sessionKey
                accessToken, // App端QQ用户accessToken
                accessTokenExpired, // App端QQ用户accessToken过期时间
            }),
        },
        isThirdParty: true,
        type,
        inviteCode,
    });
};
